13125874920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{21647}}^1$

素因数の和:21855

約数の個数: 128

約数和(自身を含む): 40899133440

約数和(自身を除く): 27773258520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 163, 186, 248, 310, 326, 372, 465, 489, 620, 652, 744, 815, 930, 978, 1240, 1304, 1630, 1860, 1956, 2445, 3260, 3720, 3912, 4890, 5053, 6520, 9780, 10106, 15159, 19560, 20212, 21647, 25265, 30318, 40424, 43294, 50530, 60636, 64941, 75795, 86588, 101060, 108235, 121272, 129882, 151590, 173176, 202120, 216470, 259764, 303180, 324705, 432940, 519528, 606360, 649410, 671057, 865880, 1298820, 1342114, 2013171, 2597640, 2684228, 3355285, 3528461, 4026342, 5368456, 6710570, 7056922, 8052684, 10065855, 10585383, 13421140, 14113844, 16105368, 17642305, 20131710, 21170766, 26842280, 28227688, 35284610, 40263420, 42341532, 52926915, 70569220, 80526840, 84683064, 105853830, 109382291, 141138440, 211707660, 218764582, 328146873, 423415320, 437529164, 546911455, 656293746, 875058328, 1093822910, 1312587492, 1640734365, 2187645820, 2625174984, 3281468730, 4375291640, 6562937460, 13125874920]

約数ペア:

[(1, 13125874920), (2, 6562937460), (3, 4375291640), (4, 3281468730), (5, 2625174984), (6, 2187645820), (8, 1640734365), (10, 1312587492), (12, 1093822910), (15, 875058328), (20, 656293746), (24, 546911455), (30, 437529164), (31, 423415320), (40, 328146873), (60, 218764582), (62, 211707660), (93, 141138440), (120, 109382291), (124, 105853830), (155, 84683064), (163, 80526840), (186, 70569220), (248, 52926915), (310, 42341532), (326, 40263420), (372, 35284610), (465, 28227688), (489, 26842280), (620, 21170766), (652, 20131710), (744, 17642305), (815, 16105368), (930, 14113844), (978, 13421140), (1240, 10585383), (1304, 10065855), (1630, 8052684), (1860, 7056922), (1956, 6710570), (2445, 5368456), (3260, 4026342), (3720, 3528461), (3912, 3355285), (4890, 2684228), (5053, 2597640), (6520, 2013171), (9780, 1342114), (10106, 1298820), (15159, 865880), (19560, 671057), (20212, 649410), (21647, 606360), (25265, 519528), (30318, 432940), (40424, 324705), (43294, 303180), (50530, 259764), (60636, 216470), (64941, 202120), (75795, 173176), (86588, 151590), (101060, 129882), (108235, 121272)]